Siphon



FIG. 1 is a perspective view showing the siphon;

FIG. 2 is a right hand side elevational view thereof;

FIG. 3 is is a left hand side elevational view thereof;

FIG. 4 is an underneath plan view thereof;

FIG. 5 is an overhead plan view thereof;

FIG. 6 is a back end elevational view thereof; and,

FIG. 7 is a front end elevational view thereof.

The ornamental design for a siphon, as shown and described.